Description: Oral care tooth whitening gel is a professional dental bleaching product. This Professional Teeth Whitening Kit, is safe and effective for teeth whitening, can make you be rid of yellow stains and dark areas, which removes hard surface stains to give you a long lasting bright white smile. Applicable to yellow teeth and black teeth caused by various types of exogenous turbidity such as smoke stains, tea stains, coffee, cola, red wine, colored foods, and unhealthy living habits; The gel is colorless, transparent, non-toxic, and has no side effects. It is a mild preparation with extremely good viscosity. SIMPLE and CONVENIENT - Form the trays to fit your teeth in a few minutes and just add gel for a simple and convenient smile make over Protect Your Teeth: It will also nourish and strengthen teeth as it whitens it leaves teeth extra shiny. It is suitable for teeth bleaching in professional dental home or professional beauty salons Specification: Type: Teeth Whitening Material: Hydrogen Peroxide Color: Blue Size: Approx. 14.5cm/5.7 inch Capacity: 3ml Package Includes: 5 Pieces Teeth Whitening Gel 1 Piece Manual 1 Piece Color Card(Random) Note: -Please allow 1-3CM differs due to manual measurement. -Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.